terminal box (aluminum) KL 1
terminal box KL1

KL 1

terminal box aluminium

The terminal box KL 1 is intended for the professional electrical connection of 2-wire transmitters.

It offers integrated atmospheric pressure compensation also overvoltage protection and can be used for BD|SENSORS transmitters.

The terminal box KL 1 is equipped with a pressure balance item for equalization of atmospheric reference, therefore a cable without ventilation
tube can be used on the supply side.

Vertical terminal clamps enable easy connection of cables inside. The terminal box has to be mounted with two fastening screws. 


  • robust aluminium die cast case
  • for connecting 2-wire submersible transmitters
  • 2 signal lines
  • integrated pressure balance item

Optional Features

  • overvoltage protection with nominal discharge current of 10kA
  • Pt 100 temperature sensor for submersible pressure transmitters with built in Pt 100 sensor

Welcome to BD|SENSORS's website!

We are a globally operating company group with the two sister companies BD|SENSORS GmbH (Sales Worldwide) and
BD SENSORS sro (Sales Eastern Europe). Here you will find all contact options at a glance: